All authors contributed equally to the work. Data Availability Statement Data sharing not applicable to this article as no datasets were generated or analysed during the current study. References 2004. “Conceptions of Gradience in the History of Linguistics.” Language Sciences 26, no. 4: 343–389. https://doi.org/10.1016/j.langsci.2003.07.001. 2007. Syntactic Gradience: The Nature of Grammatical Indeterminacy. Oxford University Press. https://doi.org/10.1093/oso/9780199219261.001.0001. , , , and . 2004.